... actuator. The actuator is controlled by a modulating on/off , 3-piont or proportional control system and move the ball of the valve, to the opening position dictated by the control signal. Technical data Valve body: Medium: cold/hot water, with 50% glycol Temperature of medium: 2°C...90°C Rated p...

QTfluid supply directional control valve and specialized in manufacture and R&D for about 13years.Our main products as follows. Monoblock control valve Sectional control valve Proportional control valve Different kinds of manifold Hydraulic accessories

...per motor. The actuator is controlled by a modulating, on/off , 3-piont or proportional control system,to controlled valve body. Standard product is proportional control or switch / floating-point type, can be customized according to customer requirements quickly of proportion type, or quickly of on...

...requested pipe size. Remember the following rule when sizing the valve for proportional control. “At least one-half of the available pressure must drop across the valve body when the valve is fully open.” An oversized valve body will result in very nonlinear control action. It is better to have ...

Xiamen Banruo Industrial Co., Ltd. from China has been engaged in the production of the spare parts and assembly of hydraulic pump, valve and hydraulic motor etc, widely used in engineer machinery and special vehicles, such as loader, vibratory roller, bulldozer, track crane, dumping car, garbage tr...

...ance,constant power control, total hydraulic automatic change,and electric proportional control,etc., carried out deep and meticulous studies and experiments in many aspects like concrete piston self-lubricating,etc.,and has won many patents. HONGDA pump trailer is a new product at international lev...